With the development of technology, more and more apps appeared in the mobile market. 10,000+ users downloaded Knock to Unlock Screen latest version on 9Apps for free every week! In my opinion, you will like this app after use it. This hot app was released on 2015-05-28. Certainly you will love it after play.
Knock to Unlock Screen give awesome looks to your lock screen.
Knock to Unlock Screen look like real door you open lock screen door is open also your mobile is lock Screen door is locked.
Knock to Unlock Screen provide unique lock pattern to unlock screen.
9Apps 4.9
